rap·id eye movement /ˈræpəd-/ 名詞
快眼動相,眼速動期(睡眠),眼快速運動,眼的迅速跳動
rapid eye movement
n : a recurring sleep state during which dreaming occurs; a
state of Rapid Eye Movements during sleep [syn: paradoxical
sleep, rapid eye movement sleep, REM sleep, REM]